/*
 * Copyright (c) 2009-2021 jMonkeyEngine
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 * * Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 *
 * * Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 *
 * * Neither the name of 'jMonkeyEngine' nor the names of its contributors
 *   may be used to endorse or promote products derived from this software
 *   without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package com.jme3.util.blockparser;

import java.util.ArrayList;
import java.util.List;

public class Statement {

    protected int lineNumber;
    protected String line;
    protected List<Statement> contents = new ArrayList<>();

    protected Statement(int lineNumber, String line) {
        this.lineNumber = lineNumber;
        this.line = line;
    }

    protected void addStatement(Statement statement) {
        contents.add(statement);
    }

    protected void addStatement(int index, Statement statement) {
        contents.add(index, statement);
    }

    public int getLineNumber() {
        return lineNumber;
    }

    public String getLine() {
        return line;
    }

    public List<Statement> getContents() {
        return contents;
    }

    protected String getIndent(int indent) {
        return "                               ".substring(0, indent);
    }

    protected String toString(int indent) {
        StringBuilder sb = new StringBuilder();
        sb.append(getIndent(indent));
        sb.append(line);
        if (contents != null) {
            sb.append(" {\n");
            for (Statement statement : contents) {
                sb.append(statement.toString(indent + 4));
                sb.append("\n");
            }
            sb.append(getIndent(indent));
            sb.append("}");
        }
        return sb.toString();
    }

    @Override
    public String toString() {
        return toString(0);
    }
}
